4 Free proton PDFs: CTEQ, MRST, GRV,… Nuclear PDFs: 1.EKS98 (Eskola, Kolhinen, Ruuskanen, Salgado) [ hep-ph/ ,hep-ph/ ] - 1st global analysis for nPDFs - very good fits to nuclear DIS & DY data obtained with sum rules imposed – it works.
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